from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The right to distill spirits.
- n. The act of pledging, or first drinking and then offering the cup to another.
from the GNU version of the Collaborative International Dictionary of English
- n. The act of pledging, or drinking first, and then offering the cup to another.
from The Century Dictionary and Cyclopedia
- n. The act of drinking with another, or together, in fellowship; the act of drinking a pledge or a health.
That leaves (4), (5) and (6): a shortening of propaganda, propination or propaedeutics.
Consequently, propination means “a toast to someone’s health.”